Home / 1,078,732.80-1,488,657.60-595,310.40

Finding the Fourth Proportional to 1,078,732.80, 1,488,657.60 and 595,310.40

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Solution

The fourth proportional to 1,078,732.80, 1,488,657.60 and 595,310.40 is: 821,531.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,078,732.80 : 1,488,657.60 = 595,310.40 : x
  2. Step 2: Convert to fraction form
    1,078,732.80/1,488,657.60 = 595,310.40/x
  3. Step 3: Cross multiply
    1,078,732.80x = 1,488,657.60 × 595,310.40
  4. Step 4: Simplify right side
    1,078,732.80x = 886,213,351,319.04
  5. Step 5: Solve for x
    x = 886,213,351,319.04/1,078,732.80
  6. Step 6: Final answer
    x = 821,531.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.